Organization and Summary of Significant Accounting Policies (Earnings Per Share) (Details)
3 Months Ended 6 Months Ended
Feb. 28, 2014
Feb. 28, 2013
Feb. 28, 2014
Feb. 28, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Weighted-average shares outstanding - basic 76,203,938 54,900,326 74,934,940 53,272,213
Potentially dilutive common shares from:        
Stock Options 512,399 1,292,599 532,095 1,180,219
Warrants 1,274,079 288,827 1,376,558 260,929
Potentially dilutive common shares 1,786,478 1,581,426 1,908,653 1,441,148
Weighted-average shares outstanding - diluted 77,990,416 56,481,752 76,843,593 54,713,361
Potentially dilutive common shares having anti-dilutive effect on earnings per share 886,333 11,325,000 829,160 11,420,000
Warrant [Member]
       
Potentially dilutive common shares from:        
Potentially dilutive common shares having anti-dilutive effect on earnings per share    8,970,000    8,970,000
Stock Options [Member]
       
Potentially dilutive common shares from:        
Potentially dilutive common shares having anti-dilutive effect on earnings per share 886,333 2,355,000 829,160 2,450,000